Clean Renumber Macro Group โ€” Preview and Renumber Macros Sequentially

I know -- because it did exactly the same in this thread, lifting a standard pattern from languages that do case-sensitive string comparison and show-horning it into one that doesn't.

Just because ChatGPT wrote it, that doesn't mean you can't improve it :wink:

More importantly, the formatting in the post with the AppleScript is so borked as to render it unusable. Not being in a code block hides all the \ characters -- that means 12 compilation errors for the user to fix in just the moveDialogToRight() routine.